docker로 개발환경을 구축한다. 필요한 스펙: ubuntu 18.04, openjdk-17, mariadb, mongodb 1. docker 및 docker-compose 설치 (참고: ubuntu18.04에 docker 설치방법) docker-compose 설치 명령어 $ sudo curl -L "https://github.com/docker/compose/releases/download/v2.2.3/docker-compose-$(uname -s)-$(uname -m)" -o /usr/bin/docker-compose $ sudo chmod +x /usr/local/bin/docker-compose $ docker-compose --version Docker Compose version v2.2.3..